Danny Hayasaka Blog
YES! Quick blog to help customers see the differences between the CS540, CS540 XD and Savi W740 headset batteries. At first glance, the three models look similar if not identical. However there are some subtle differences.
The CS540 and CS540 XD models both have a black boom mic, chrome/silver answer/hang up button and black volume/mute switch. The Savi W740 has a chrome/silver boom mic and volume/mute switch. Upon closer inspection, the CS540 XD has “CS500XD” stamped right below volume/mute switch:
Now for the batteries. The CS540 XD and Savi W740 use the same hot swappable battery (Plantronics Part Number: 84598-01).
The CS540 had field replaceable battery (Plantronics Part Number: 86180-01). You must remove the battery cover pull battery out to replace.